Finding the Fourth Proportional to 8,086.72, 12,136.58 and 4,192.24

Step by Step Solution

1. Step 1: Write the proportion equation
   8,086.72 : 12,136.58 = 4,192.24 : x
2. Step 2: Convert to fraction form
   8,086.72/12,136.58 = 4,192.24/x
3. Step 3: Cross multiply
   8,086.72x = 12,136.58 × 4,192.24
4. Step 4: Simplify right side
   8,086.72x = 50,879,456.14
5. Step 5: Solve for x
   x = 50,879,456.14/8,086.72
6. Step 6: Final answer
   x = 6,291.73